Home / 19,723.36-29,589.90-5,872.36

Finding the Fourth Proportional to 19,723.36, 29,589.90 and 5,872.36

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Solution

The fourth proportional to 19,723.36, 29,589.90 and 5,872.36 is: 8,809.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,723.36 : 29,589.90 = 5,872.36 : x
  2. Step 2: Convert to fraction form
    19,723.36/29,589.90 = 5,872.36/x
  3. Step 3: Cross multiply
    19,723.36x = 29,589.90 × 5,872.36
  4. Step 4: Simplify right side
    19,723.36x = 173,762,545.16
  5. Step 5: Solve for x
    x = 173,762,545.16/19,723.36
  6. Step 6: Final answer
    x = 8,809.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.